NEMATODAP161
NEMATODA P161
Characteristics of Class Nematoda1. Body is non-segmented and cylindrical in shape2. Two sexes are separated. is larger with a straight tail. is smaller with a curled.3. With a complete digestive tract.4. Life cycle: infective stage is embryonated egg or larva35. Most of the nematodes inhabitat in the intestine whilesome residein varioustissues
Characteristics of Class Nematoda 1. Body is non-segmented and cylindrical in shape. 2. Two sexes are separated. ♀is larger with a straight tail. ♂is smaller with a curled. 3. With a complete digestive tract. 4. Life cycle: infective stage is embryonated egg or larva3. 5. Most of the nematodes inhabitat in the intestine while some reside in various tissues
线虫Nemstode似蚓线虫（蛔虫）毛首鞭形线虫（鞭虫）蠕形住肠线虫（螃电）Ascaris lumbricoidesTrichuris trichiuraEnterobiusvermicularis丝虫钩虫旋毛形线虫（旋毛虫）FllariaHookwormTrichinella spiralis
AscarisScientific Name:lumbricoidesAscarisround wormp242 (p195)
Ascaris •Scientific Name: Ascaris lumbricoides •（round worm ）p242 (p195)
GeneralIntroductions:1. A the largest nematode residing in the small intestine2. Worldwide distributed with simple life cycle3. The most common helminth in human intestinal tract4. Domestic prevalence: Rural>Urban;Children>adults
General Introductions: 1. A the largest nematode residing in the small intestine. 2. Worldwide distributed with simple life cycle. 3. The most common helminth in human intestinal tract. 4. Domestic prevalence: Rural>Urban; Children>adults